8973967 has 2 divisors, whose sum is σ = 8973968. Its totient is φ = 8973966.

The previous prime is 8973961. The next prime is 8974001. The reversal of 8973967 is 7693798.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8973967 is a prime.

It is a pancake number, because a pancake can be divided into 8973967 parts by 4236 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 8973967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8973961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4486983 + 4486984.

It is an arithmetic number, because the mean of its divisors is an integer number (4486984).

Almost surely, 2^8973967 is an apocalyptic number.

8973967 is a deficient number, since it is larger than the sum of its proper divisors (1).

8973967 is an equidigital number, since it uses as much as digits as its factorization.

8973967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 8973967 is about 2995.6580245415. The cubic root of 8973967 is about 207.8076300176.

The spelling of 8973967 in words is "eight million, nine hundred seventy-three thousand, nine hundred sixty-seven".